From 23d576f0b498bd4f37ef2175916223a2e5ea0324 Mon Sep 17 00:00:00 2001
From: dan sinclair <dsinclair@chromium.org>
Date: Thu, 29 Oct 2015 15:08:50 -0400
Subject: Revert "Cleanup some numeric code."

This reverts commit 589f7e0a57675efce9810c15a3e9b7c49bf0bc90.

Broke the build on Mac, unable to find std::isdigit.

TBR=thestig@chromium.org

Review URL: https://codereview.chromium.org/1428853002 .
---
 fpdfsdk/src/fsdk_baseannot.cpp           | 18 +++++++++---------
 fpdfsdk/src/javascript/PublicMethods.cpp |  2 +-
 fpdfsdk/src/javascript/util.cpp          |  4 ++--
 3 files changed, 12 insertions(+), 12 deletions(-)

(limited to 'fpdfsdk')

diff --git a/fpdfsdk/src/fsdk_baseannot.cpp b/fpdfsdk/src/fsdk_baseannot.cpp
index ebf56ad293..c6731e6f56 100644
--- a/fpdfsdk/src/fsdk_baseannot.cpp
+++ b/fpdfsdk/src/fsdk_baseannot.cpp
@@ -221,7 +221,7 @@ CPDFSDK_DateTime& CPDFSDK_DateTime::FromPDFDateTimeString(
     FX_CHAR ch;
     while (i < strLength) {
       ch = dtStr[i];
-      if (std::isdigit(ch))
+      if (ch >= '0' && ch <= '9')
         break;
       i++;
     }
@@ -234,7 +234,7 @@ CPDFSDK_DateTime& CPDFSDK_DateTime::FromPDFDateTimeString(
       ch = dtStr[i];
       k = k * 10 + ch - '0';
       j++;
-      if (!std::isdigit(ch))
+      if (ch < '0' || ch > '9')
         break;
       i++;
     }
@@ -248,7 +248,7 @@ CPDFSDK_DateTime& CPDFSDK_DateTime::FromPDFDateTimeString(
       ch = dtStr[i];
       k = k * 10 + ch - '0';
       j++;
-      if (!std::isdigit(ch))
+      if (ch < '0' || ch > '9')
         break;
       i++;
     }
@@ -262,7 +262,7 @@ CPDFSDK_DateTime& CPDFSDK_DateTime::FromPDFDateTimeString(
       ch = dtStr[i];
       k = k * 10 + ch - '0';
       j++;
-      if (!std::isdigit(ch))
+      if (ch < '0' || ch > '9')
         break;
       i++;
     }
@@ -276,7 +276,7 @@ CPDFSDK_DateTime& CPDFSDK_DateTime::FromPDFDateTimeString(
       ch = dtStr[i];
       k = k * 10 + ch - '0';
       j++;
-      if (!std::isdigit(ch))
+      if (ch < '0' || ch > '9')
         break;
       i++;
     }
@@ -290,7 +290,7 @@ CPDFSDK_DateTime& CPDFSDK_DateTime::FromPDFDateTimeString(
       ch = dtStr[i];
       k = k * 10 + ch - '0';
       j++;
-      if (!std::isdigit(ch))
+      if (ch < '0' || ch > '9')
         break;
       i++;
     }
@@ -304,7 +304,7 @@ CPDFSDK_DateTime& CPDFSDK_DateTime::FromPDFDateTimeString(
       ch = dtStr[i];
       k = k * 10 + ch - '0';
       j++;
-      if (!std::isdigit(ch))
+      if (ch < '0' || ch > '9')
         break;
       i++;
     }
@@ -325,7 +325,7 @@ CPDFSDK_DateTime& CPDFSDK_DateTime::FromPDFDateTimeString(
       ch = dtStr[i];
       k = k * 10 + ch - '0';
       j++;
-      if (!std::isdigit(ch))
+      if (ch < '0' || ch > '9')
         break;
       i++;
     }
@@ -342,7 +342,7 @@ CPDFSDK_DateTime& CPDFSDK_DateTime::FromPDFDateTimeString(
       ch = dtStr[i];
       k = k * 10 + ch - '0';
       j++;
-      if (!std::isdigit(ch))
+      if (ch < '0' || ch > '9')
         break;
       i++;
     }
diff --git a/fpdfsdk/src/javascript/PublicMethods.cpp b/fpdfsdk/src/javascript/PublicMethods.cpp
index 13239aeb1d..e898214cd8 100644
--- a/fpdfsdk/src/javascript/PublicMethods.cpp
+++ b/fpdfsdk/src/javascript/PublicMethods.cpp
@@ -116,7 +116,7 @@ FX_BOOL CJS_PublicMethods::IsDigit(wchar_t ch) {
 }
 
 FX_BOOL CJS_PublicMethods::IsDigit(char ch) {
-  return std::isdigit(ch);
+  return (ch >= '0' && ch <= '9');
 }
 
 FX_BOOL CJS_PublicMethods::IsAlphabetic(wchar_t ch) {
diff --git a/fpdfsdk/src/javascript/util.cpp b/fpdfsdk/src/javascript/util.cpp
index cf10bbd7b4..14e15c1b6f 100644
--- a/fpdfsdk/src/javascript/util.cpp
+++ b/fpdfsdk/src/javascript/util.cpp
@@ -425,7 +425,7 @@ void util::printx(const std::string& cFormat,
         break;
       case 'X': {
         while (itSource < iSize) {
-          if (std::isdigit(cSource[itSource]) ||
+          if ((cSource[itSource] >= '0' && cSource[itSource] <= '9') ||
               (cSource[itSource] >= 'a' && cSource[itSource] <= 'z') ||
               (cSource[itSource] >= 'A' && cSource[itSource] <= 'Z')) {
             cPurpose += cSource[itSource];
@@ -450,7 +450,7 @@ void util::printx(const std::string& cFormat,
       } break;
       case '9': {
         while (itSource < iSize) {
-          if (std::isdigit(cSource[itSource])) {
+          if (cSource[itSource] >= '0' && cSource[itSource] <= '9') {
             cPurpose += cSource[itSource];
             itSource++;
             break;
-- 
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